From f72b9a7658cea71ee1edf4ae678a2c8043d9e5bf Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Tue, 4 Oct 2011 22:19:45 -0400
Subject: Begin work on safely allowing concurrent edits on data, giving better
 form interface.

---
 src/controllers/Config.class.php | 30 +++++++++++++++++
 src/controllers/Users.class.php  | 71 +++++++++++++++-------------------------
 src/lib/Form.class.php           | 57 ++++++++++++++++++++++++++++++++
 3 files changed, 113 insertions(+), 45 deletions(-)
 create mode 100644 src/controllers/Config.class.php
 create mode 100644 src/lib/Form.class.php

diff --git a/src/controllers/Config.class.php b/src/controllers/Config.class.php
new file mode 100644
index 0000000..37d1f09
--- /dev/null
+++ b/src/controllers/Config.class.php
@@ -0,0 +1,30 @@
+<?php
+require_once('Auth.class.php');
+
+Router::register('config', 'Config', 'index');
+
+class Config extends Controller {
+	public function index($routed, $remainder) {
+		$uid = Login::isLoggedIn();
+		if ($uid===false || !Auth::getObj($uid)->isAdmin()) {
+			$this->http401($routed, $remainder);
+			return;
+		}
+		
+		$method = $_SERVER['REQUEST_METHOD'];
+		switch ($method) {
+		case 'PUT': $_POST = $_PUT;
+		case 'POST':
+			// We're PUTing an updated configuration.
+			$this->update();
+			break;
+		}
+		$this->show_index();
+	}
+	private function show_index() {
+		
+	}
+	private function update() {
+		
+	}
+}
diff --git a/src/controllers/Users.class.php b/src/controllers/Users.class.php
index a5d23fc..b8c9244 100644
--- a/src/controllers/Users.class.php
+++ b/src/controllers/Users.class.php
@@ -251,50 +251,31 @@ class Users extends Controller {
 	 */
 	private function update_users() {
 		$attribs = $this->getIndexAttribs();
+		$form = new Form(null, null);
 		foreach ($attribs as $attrib) {
 			$key = $attrib['key'];
 			if (isset($_POST[$key]) && is_array($_POST[$key])) {
 				$old = $_POST['_old'][$key];
 				foreach ($_POST[$key] as $uid => $value) {
-					$doit = true;
-					$forked = false;
-					$have_old = isset($old[$uid]);
-					if ($have_old) {
-						@$value_base = $old[$uid];
-						$we_changed_it = $value_base != $value;
-						if ($we_changed_it) {
-							$user = Auth::getObj($uid);
-							$value_fork = $this->getConf($user,$key);
-							$value_fork = $value_fork['value'];
-							if ($value_fork===false) $value_fork = 'false';
-							if ($value_fork===true)  $value_fork = 'true';
-							
-							$someone_else_changed_it = $value_fork != $value_base;
-							if ($someone_else_changed_it) {
-								if ($value == $value_fork) {
-									// we might as well not have
-									$we_changed_it = false;
-								} else {
-									$forked = true;
-								}
-							}
-						}
-						if (!$we_changed_it) {
-							$doit = false;// nothing to do
-						}
-					}
-					if ($doit) {
-						$this->setConf($uid, $key, $value);
-					}
-					if ($forked) {
+					// FIXME
+					$form->setter = create_function('$k,$v', "return Users::setConf($uid, \$k, \$v)");
+					$form->getter = create_function('$k'   , "return Users::getConf($uid, \$k)");
+					@$value_old = $_POST[$key];
+					$set = $form->updateValue($value, $value_old);
+					if (is_string($set)) {
 						echo "<pre>\n";
-						echo "Error: Value changed elsewhere, and I don't have real handling for this yet.\n";
+						echo "Error: Value changed elsewhere, ".
+							"and I don't have real handling ".
+							"for this yet.\n";
 						echo "UID: $uid\n";
 						echo "Name: ".$user->getName()."\n";
 						echo "Key: $key\n";
-						echo "Value: Original  : "; var_dump($value_base);
-						echo "Value: Other edit: "; var_dump($value_fork);
-						echo "Value: This edit : "; var_dump($value);
+						echo "Value: Original  : ";
+						var_dump($value_base);
+						echo "Value: Other edit: ";
+						var_dump($value_fork);
+						echo "Value: This edit : ";
+						var_dump($value);
 						echo "</pre>";
 					}
 				}
@@ -319,20 +300,20 @@ class Users extends Controller {
 		$vars['users'] = array();
 		$uids = $db->listUsers();
 		foreach ($uids as $uid) {
-			$user = Auth::getObj($uid);
 			$vars['users'][$uid] = array();
 			foreach ($vars['attribs'] as $attrib) {
 				$key = $attrib['key'];
-				$props = $this->getConf($user, $key);
+				$props = $this->getConf($uid, $key);
 				$vars['users'][$uid][$key] = $props;
 			}
 		}
 		$this->showView('users/index', $vars);
 	}
 	
-	private function getConf($user, $key) {
+	public static function getConf($uid, $key) {
+		$user = Auth::getObj($uid);
 		$logged_in_user = Auth::getObj(Login::isLoggedIn());
-		$uid = $user->getUID();
+
 		$post_key = $key."[$uid]";
 		@$value = $_POST[$post_key];
 		$editable = $user->canEdit();
@@ -363,25 +344,25 @@ class Users extends Controller {
 		             'post_key'=>$post_key,
 		             'editable'=>$editable);
 	}
-	private function setConf($uid, $key, $value) {
+	public static function setConf($uid, $key, $value) {
 		// So, this rocks because we don't have to check permissions,
 		// the User object does that.
 		$user = Auth::getObj($uid);
 		
 		switch ($key) {
 		case 'auth_name':
-			$user->setName($value);
+			return $user->setName($value);
 			break;
 		case 'auth_user':
-			$user->setUser($value=='true');
+			return $user->setUser($value=='true');
 			break;
 		case 'auth_admin':
-			$user->setAdmin($value=='true');
+			return $user->setAdmin($value=='true');
 			break;
 		case 'auth_delete':
-			if ($value=='true') $user->delete();
+			if ($value=='true') return $user->delete();
 		default: 
-			$user->setConf($key, $value);
+			return $user->setConf($key, $value);
 			break;
 		}
 	}
diff --git a/src/lib/Form.class.php b/src/lib/Form.class.php
new file mode 100644
index 0000000..725bac5
--- /dev/null
+++ b/src/lib/Form.class.php
@@ -0,0 +1,57 @@
+<?php
+
+require_once('Auth.class.php');
+
+class Form {
+	public $getter = null;
+	public $setter = null;
+	public function __constructor($get, $set) {
+		$this->getter = $get;
+		$this->setter = $set;
+	}
+	private function getConf($key) {
+		call_user_func($getter, $key);
+	}
+	public function setConf($key, $value) {
+		call_user_func($setter, $key, $value);
+	}
+	private function getConfString($key) {
+		$raw = $this->getConf($key);
+		$value = $raw['value'];
+		if ($value===false) return 'false';
+		if ($value===true)  return 'true';
+		return $value;
+	}
+
+	public function updateValue($value, $value_base=null) {
+		$doit = true;
+		$forked = false;
+		$have_old = ($value_base!==null);
+		if ($have_old) {
+			@$value_base = $old[$uid];
+			$we_changed_it = $value_base != $value;
+			if ($we_changed_it) {
+				$value_fork = $this->getConfString($key);
+				$someone_else_changed_it =
+					$value_fork != $value_base;
+				if ($someone_else_changed_it) {
+					if ($value == $value_fork) {
+						// we might as well not have
+						$we_changed_it = false;
+					} else {
+						$forked = true;
+					}
+				}
+			}
+			if (!$we_changed_it) {
+				$doit = false;// nothing to do
+			}
+		}
+		if ($doit) {
+			return $this->setConf($key, $value);
+		}
+		if ($forked) {
+			return $value_fork;
+		}
+	}
+}
-- 
cgit v1.2.3-2-g168b


From 89c35c47f375d5b45e1e219327600b5bba5569f1 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Sun, 9 Oct 2011 03:15:03 -0400
Subject: Begin adding a userlist visable to non-authenticated users.

---
 src/controllers/Users.class.php | 29 +++++++++++++++++++----------
 1 file changed, 19 insertions(+), 10 deletions(-)

diff --git a/src/controllers/Users.class.php b/src/controllers/Users.class.php
index a4403e3..f7dc604 100644
--- a/src/controllers/Users.class.php
+++ b/src/controllers/Users.class.php
@@ -417,18 +417,27 @@ class Users extends Controller {
 		return array('key'=>$key, 'name'=>$name);
 	}
 	private function getIndexAttribs() {
+		$user = Auth::getObj(Login::isLoggedIn());
+		
 		$attribs = array();
-		$attribs[] = $this->attrib('auth_user', 'Active');
-		if (Auth::getObj(Login::isLoggedIn())->isAdmin()) {
-			$attribs[] = $this->attrib('auth_admin', 'Admin');
-			$attribs[] = $this->attrib('auth_delete', 'Delete');
+		if ($user->isUser()) {
+			$attribs[] = $this->attrib('auth_uid', 'UID');
+			$attribs[] = $this->attrib('auth_user', 'Active');
+			if ($user->isAdmin()) {
+				$attribs[] = $this->attrib('auth_admin', 'Admin');
+				$attribs[] = $this->attrib('auth_delete', 'Delete');
+			}
+			$attribs[] = $this->attrib('lastname','Last');
+			$attribs[] = $this->attrib('firstname','First');
+			$attribs[] = $this->attrib('hsclass','Class of');
+			$attribs[] = $this->attrib('phone','Phone number');
+			$attribs[] = $this->attrib('email','Email');
+		} else {
+			$attribs[] = $this->attrib('auth_uid', 'UID');
+			$attribs[] = $this->attrib('lastname','Last');
+			$attribs[] = $this->attrib('firstname','First');
+			$attribs[] = $this->attrib('auth_name', 'Username');
 		}
-		$attribs[] = $this->attrib('lastname','Last');
-		$attribs[] = $this->attrib('firstname','First');
-		$attribs[] = $this->attrib('hsclass','Class of');
-		$attribs[] = $this->attrib('phone','Phone number');
-		$attribs[] = $this->attrib('email','Email');
-		$attribs[] = $this->attrib('auth_name', 'Username');
 		return $attribs;
 	}
 	
-- 
cgit v1.2.3-2-g168b


From 7e91c2872778407172fa42208be1aa7e466b97e3 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Sun, 9 Oct 2011 14:17:09 -0400
Subject: Don't show full name to anon users, comment out security check for
 index.

---
 src/controllers/Users.class.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/controllers/Users.class.php b/src/controllers/Users.class.php
index f7dc604..c69701f 100644
--- a/src/controllers/Users.class.php
+++ b/src/controllers/Users.class.php
@@ -329,11 +329,13 @@ class Users extends Controller {
 	private function show_index($routed, $remainder) {
 		global $mm; $db = $mm->database();
 		
+		/*
 		$logged_in_user = Auth::getObj(Login::isLoggedIn());
 		if (!$logged_in_user->isUser()) {
 			$this->http401($routed, $remainder);
 			exit();
 		}
+		*/
 		
 		$vars = array();
 		$vars['attribs'] = $this->getIndexAttribs();
@@ -434,8 +436,6 @@ class Users extends Controller {
 			$attribs[] = $this->attrib('email','Email');
 		} else {
 			$attribs[] = $this->attrib('auth_uid', 'UID');
-			$attribs[] = $this->attrib('lastname','Last');
-			$attribs[] = $this->attrib('firstname','First');
 			$attribs[] = $this->attrib('auth_name', 'Username');
 		}
 		return $attribs;
-- 
cgit v1.2.3-2-g168b


From 855d769094d175cadda67c1c451279243533aaa5 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Sun, 9 Oct 2011 14:27:17 -0400
Subject: Allow username lookup even if $user->canRead()==false

---
 src/models/Auth.class.php | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/models/Auth.class.php b/src/models/Auth.class.php
index b51aef9..031ee26 100644
--- a/src/models/Auth.class.php
+++ b/src/models/Auth.class.php
@@ -113,7 +113,6 @@ class Auth {
 
 	// [user|group]name ////////////////////////////////////////////////////
 	public function getName() {
-		if (!$this->canRead()) return false;
 		return $this->db->getUsername($this->uid);
 	}
 	public function setName($new_name) {
-- 
cgit v1.2.3-2-g168b


From 01003f1761631394360697530d3418c1acaf1cd9 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Sun, 9 Oct 2011 14:57:49 -0400
Subject: Add the system config option 'anon_userlist' to control if an
 anonymous userlist is visible or not.

---
 src/controllers/Users.class.php | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/controllers/Users.class.php b/src/controllers/Users.class.php
index 24bb8aa..ac6b06a 100644
--- a/src/controllers/Users.class.php
+++ b/src/controllers/Users.class.php
@@ -308,13 +308,12 @@ class Users extends Controller {
 	private function show_index($routed, $remainder) {
 		global $mm; $db = $mm->database();
 		
-		/*
 		$logged_in_user = Auth::getObj(Login::isLoggedIn());
-		if (!$logged_in_user->isUser()) {
+		$anon_userlist = $db->getSysConf('anon_userlist')=='true';
+		if (!$anon_userlist && !$logged_in_user->isUser()) {
 			$this->http401($routed, $remainder);
 			exit();
 		}
-		*/
 		
 		$vars = array();
 		$vars['attribs'] = $this->getIndexAttribs();
-- 
cgit v1.2.3-2-g168b


From 710942016b2a363f1301259dac01410188707d85 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Sun, 9 Oct 2011 14:58:30 -0400
Subject: Change users/index.html a bit depending on if logged in or not.

---
 src/views/pages/users/index.html.php | 58 +++++++++++++++++++-----------------
 1 file changed, 30 insertions(+), 28 deletions(-)

diff --git a/src/views/pages/users/index.html.php b/src/views/pages/users/index.html.php
index daed9f7..d004c54 100644
--- a/src/views/pages/users/index.html.php
+++ b/src/views/pages/users/index.html.php
@@ -2,6 +2,7 @@
 $t = $VARS['template'];
 $attribs = $VARS['attribs'];
 $users = $VARS['users'];
+require_once('Login.class.php');
 
 $t->header('Users');
 
@@ -10,35 +11,34 @@ $t->paragraph($t->link($t->url('users.csv'), "Download this as a spreadsheet."))
 $t->openTag('form', array('action'=>$t->url('users/index'),
                           'method'=>'post'));
 
-$t->tag('input', array('type'=>'submit',
-                       'value'=>'Save/Update'));
+if (Login::isLoggedIn()) {
+	$t->tag('input', array('type'=>'submit',
+	                       'value'=>'Save/Update'));
+}
 
 $t->openTag('table', array('class'=>'sortable', 'id'=>'bar'));
 
-$t->openTag('thead');
-$t->openTag('tr');
-foreach ($attribs as $attrib) {
-	switch ($attrib['type']) {
-	case 'bool': $class = 'small'; break;
-	default: $class = ''; break;
+function table_head($attribs, $t) {
+	$t->openTag('tr');
+	foreach ($attribs as $attrib) {
+		switch ($attrib['type']) {
+		case 'bool': $class = 'small'; break;
+		default: $class = ''; break;
+		}
+		$t->tag('th', array('class'=>$class), $attrib['name']);
+	}
+	if (Login::isLoggedIn()) {
+		$t->tag('th', array(), '-');
 	}
-	$t->tag('th', array('class'=>$class), $attrib['name']);
+	$t->closeTag('tr');
 }
-$t->tag('th', array(), '-');
-$t->closeTag('tr');
+
+$t->openTag('thead');
+table_head($attribs, $t);
 $t->closeTag('thead');
 
 $t->openTag('tfoot');
-$t->openTag('tr');
-foreach ($attribs as $attrib) {
-	switch ($attrib['type']) {
-	case 'bool': $class = 'small'; break;
-	default: $class = ''; break;
-	}
-	$t->tag('th', array('class'=>$class), $attrib['name']);
-}
-$t->tag('th', array(), '-');
-$t->closeTag('tr');
+table_head($attribs, $t);
 $t->closeTag('tfoot');
 
 $t->openTag('tbody');
@@ -85,18 +85,20 @@ foreach ($users as $user) {
 		$t->closeTag('td');
 	}
 	
-	$t->openTag('td');
-	$t->link($t->url('users/'.$user['auth_name']['value']), 'More');
-	$t->closeTag('td');
-	
+	if (Login::isLoggedIn()) {
+		$t->openTag('td');
+		$t->link($t->url('users/'.$user['auth_name']['value']), 'More');
+		$t->closeTag('td');
+	}
 	$t->closeTag('tr');
 }
 
 $t->closeTag('tbody');
 $t->closeTag('table');
 
-$t->tag('input', array('type'=>'submit',
-                       'value'=>'Save/Update'));
-$t->closeTag('form');
+if (Login::isLoggedIn()) {
+	$t->tag('input', array('type'=>'submit',
+	                       'value'=>'Save/Update'));
+}
 
 $t->footer();
-- 
cgit v1.2.3-2-g168b


From 2e769649abf4f9b3712287e24eb42c5a93a8035e Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Sun, 9 Oct 2011 15:41:59 -0400
Subject: Link to the userlist from the user registration page, if
 anon_userlist is enabled.

---
 src/controllers/Users.class.php    |  7 ++++++-
 src/views/pages/users/new.html.php | 10 ++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/controllers/Users.class.php b/src/controllers/Users.class.php
index ac6b06a..dbd5120 100644
--- a/src/controllers/Users.class.php
+++ b/src/controllers/Users.class.php
@@ -72,8 +72,13 @@ class Users extends Controller {
 			exit();
 		}
 		if (!isset($vars['errors'])) $vars['errors'] = array();
-		global $mm; $pm = $mm->pluginManager();
+		
+		global $mm;
+		$pm = $mm->pluginManager();
+		$db = $mm->database();
+		
 		$vars['antispam_html'] = $pm->callHook('antispam_html');
+		$vars['userlist'] = $db->getSysConf('anon_userlist');
 		$this->showView('users/new', $vars);
 	}
 	
diff --git a/src/views/pages/users/new.html.php b/src/views/pages/users/new.html.php
index 8b6bdf8..9df376f 100644
--- a/src/views/pages/users/new.html.php
+++ b/src/views/pages/users/new.html.php
@@ -7,6 +7,16 @@ $t->openTag('form', array('method'=>'post',
                           'action'=>$t->url('users')));
 
 $t->openFieldset("New User: Step 1");
+
+if ($VARS['userlist']) {
+	$t->inputP("If you may have already created a username, please, ".
+	           "<em>please</em> check the ".
+	           $t->link($t->url('users/'), 'user-list', true).
+	           " to find your old username, instead of creating a new ".
+	           "user. If you don't like the name, you can log in and ".
+	           "change it.");
+}
+
 if (in_array('illegal name', $VARS['errors'])) {
 	$t->inputP("That is a forbidden username.", true);
 }
-- 
cgit v1.2.3-2-g168b